CN87208324U - Loading and unloading device for powder moulding press - Google Patents
Loading and unloading device for powder moulding press Download PDFInfo
- Publication number
- CN87208324U CN87208324U CN 87208324 CN87208324U CN87208324U CN 87208324 U CN87208324 U CN 87208324U CN 87208324 CN87208324 CN 87208324 CN 87208324 U CN87208324 U CN 87208324U CN 87208324 U CN87208324 U CN 87208324U
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- CN
- China
- Prior art keywords
- delivery sheet
- powder
- limit switch
- upper punch
- swing arm
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- Expired - Lifetime
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Abstract
The utility model relates to a powder loading and a manufactured product unloading device for powder molding press. The utility model arranges an L-shaped swing lever which can freely swing round a fulcra on the body, one end of the swing lever through a slot hinge is connected with a member which is fixedly connected with an upper punch, the other end of the swing lever through a slot hinge is connected with a feed plate, and as a result the feed plate can be appositely matched and linked with the operation of the upper punch. The utility model has the advantages of high reliability, simple structure, low cost and safety; the material loading and unloading tasks can be efficiently completed; the loading and unloading device for powder molding press has no need of using a hydraulic cylinder and other control members.
Description
The utility model relates to a kind of charging of powder shaping press, and ejecting device promptly is loaded into metal dust etc. in the metal pattern, and will be compressed into the device that the goods of regulation shape are released automatically.
Existing automatic powder shaping press, especially hydraulic press for powder formation, the delivery sheet that its powder packing and goods are released usefulness adopts hydraulic cylinder or cylinder to drive mostly.Its action is as Fig. 4, shown in Figure 5.When compression, extrusion release, goods are forced into after the die cavity top, the goods that the delivery sheet that advances towards die under hydraulic cylinder or air cylinder driven will be forced out earlier are pushed into the place ahead above the die cavity, be parked in the last direction die cavity filling material powder of die cavity subsequently, after the dress powder finishes, delivery sheet is return, and upper punch descends, and begins next pressing process.In this process, the time that delivery sheet advances, retreats and the control of position, and with cooperating of upper punch action etc., all to finish by a series of devices such as limit switch, relay or program controllers, required control is many with element, in case component wear is arranged, just may produce fault or misoperation, influence Products Quality, especially, if it is out of control that upper punch cooperates with the action of delivery sheet, also may damage delivery sheet or mould etc. by pressure.From security consideration, after often being designed to wait until that delivery sheet falls back on home, just allow upper punch begin to descend, delivery sheet just begins feeding forward after then will waiting upper punch to go back up to certain position, promptly reserve certain stand-by period for security needs, so just prolong pressing cycle, influenced production efficiency.
The purpose of this utility model is to provide a kind of charging, ejecting device of powder shaping press, and the delivery sheet of this device drives and control device is simple in structure, safe and reliable and help enhancing productivity.
The charging of the powder shaping press that the utility model provides, ejecting device, comprise by reciprocating, fill in material powder in the die cavity and a delivery sheet that the goods that suppress are released, drive and control the driving and the control device of this delivery sheet action, and for delivery sheet supply raw materials powder to the powder device, driving wherein and control device comprise that an energy is on the fuselage a bit be the L shaped swing arm that the fulcrum work freely swings, one end of this L shaped swing arm be the master arm end by on the member that chute hinge telescopically is hinged on upper punch is fixedlyed connected, the other end be the slave arm end by chute hinge telescopically be hinged on delivery sheet or with member that delivery sheet is fixedlyed connected on.
As mentioned above, because the two ends of L shaped swing arm are to link to each other with delivery sheet with upper punch respectively, so, when upper punch is finished suppression mission and is begun to rise, the master arm of L shaped swing arm is upwards swing thereupon just, its slave arm is swing forward just, advances towards die thereby drive delivery sheet, finishes the task of releasing goods and filling powder; And when upper punch presses down, by L type swing arm delivery sheet is returned again, like this, needn't use other control components and parts, and only use this L shaped swing arm, just can drive and control the action of delivery sheet, make it on time, cooperate with the action of upper punch exactly, thus simple in structure, action is safe and reliable, and, since upper punch when pressing down delivery sheet be bound to allow liter, both can not collide, and needn't set the stand-by period for safety, so, can corresponding shortening pressing cycle, thus enhance productivity.
About the description of the drawings
Fig. 1 is a kind of sectional side elevation of powder shaping press, shows described a kind of charging, the ejecting device that is applied to the fluid pressure type powder press of the utility model first embodiment.
Fig. 2 is the cutaway view along Figure 1A-A hatching.
Fig. 3 is a kind of partial longitudinal section of powder shaping press, has shown that the utility model provides, as to be applied to the mechanical powder moulding press charging, ejecting device.
Fig. 4 is hydraulic drive type charging, the ejecting device of existing powder shaping press.
Fig. 5 is existing hydraulic drive type charging, the ejecting device that is provided with the oscillating-piston cylinder.
The identical identical or suitable part of symbology among each figure.
As shown in Figure 1, L shaped swing arm 18 is hinged on the fixed support 23 by pin 52, and the position of pin 52 can be regulated by bolt 53.The horizontal arm of swing arm 18 and the end of upright arm are respectively equipped with chute 18a and 18b.Setting-in by pin and is hinged on slide block 14 on the slider frame 13 among the chute 18a, therefore slide block 14 can horizontally slip in chute 18a, and can do freely to rotate relative to slider frame 13, promptly, the horizontal ends of swing arm 18 can about telescopically hinged with slider frame 13, thereby and slider frame 13 by connecting plate 12 and the piston 7 fixedly connected (see figure 2)s that under hydraulic control, move up and down the upper punch 24 of fixedlying connected with it is also moved up and down.Among the upright arm end chute 18b of swing arm 18, same setting-in the slide block of being located on the bolt 20 19, and bolt 20 is fixedlyed connected with delivery sheet 22 by nut 21.In addition, the hopper 55 of storing material powder is installed on the fuselage by hold-down arm 54, and links to each other with feed pipe 57 directly over the material chamber 46 that fixedly is located at delivery sheet 22 by feeding tube 45.49 is that an end and support 23 are hinged, the oscillating-piston cylinder that the other end and delivery sheet 22 are hinged, it applies a downward active force to delivery sheet 22, make in the course of action that delivery sheet 22 does to advance, retreat in along with work top 28 oscilaltions, can be adjacent to the upper side of work top 28 all the time, be sprinkling upon on the work top in order to avoid material powder spills.Again, 15,16,17 are mounted in 3 limit switches on the fuselage, and the 27th, be fixed in the low punch of fuselage, the 48th, die cavity, the 25th, be contained in the die in workbench 28 holes, the 34th, fixedly connected, drive the down-pressed pole of die 25 liftings with workbench 28.As shown in Figure 2, the baffle plate 42 of limit switch 43 is equipped with on the top of down-pressed pole 34, and the lower position that is used for controlling die 25 is the position of extruded article, and this position can be regulated by the adjusting nut 39 that fixedly installs.The baffle plate 41 of limit switch 44 is housed in the bottom of down-pressed pole 34, is used for controlling the upper limit position immediate shipment powder height of die 25, this dress powder height can be regulated by the adjusting nut 40 that fixedly installs.
Charging, the ejecting device of the powder shaping press of the L shaped swing arm of this use is following work.When piston 7 moves down under hydraulic-driven, and when upper punch 24 also being moved down together finish the compacting action, the slider frame 13 of fixedlying connected with piston 7 by link 12 also moves down, and by slide block 14 and chute 18a, the horizontal arm that drives L shaped swing arm 18 is to lower swing, so the upright arm of L shaped swing arm 18 is (among Fig. 1 left) swing backward, and, drive delivery sheet 22 and draw back by chute 18b, slide block 19, bolt 20, nut 21 etc.When upper punch 24 during with piston 7 decline pressed powders, work top 28 is being with groove 25 also to descend thereupon, allows fixing low punch 27 from the below pressed powder.After running into limit switch 17 when upper punch 24 drops to collision block on the slider frame 13, reaching certain pressing pressure and pressurize certain hour, compacting finishes, by relevant elements switching commands such as limit switches 17, begin to rise at hydraulic-driven lower piston 7, upper punch 24 is risen, simultaneously by L shaped swing arm 18, promote delivery sheet 22 (among Fig. 1 to the right) motion forward, at this moment, down-pressed pole 34 makes work top 28 be with die 25 further to descend, and fixing low punch 27 just extrudes die cavity 48 to the goods of compression moulding.These goods extrude and move when finishing, delivery sheet 22 just advances to its front end face 47 and goods position contacting, and piston 7 rises to the position that the block that makes slider frame 13 is run into limit switch 16, and when limit switch 43 is run into nut 39, limit switch 16 promptly sends signal, make workbench 28 and die 25 along with down-pressed pole 34 rises rapidly under hydraulic-driven, 22 of delivery sheets push away die to goods.When die rises to dress powder height is after limit switch 44 is run into nut 40, down-pressed pole 34 stop motions, at this moment, delivery sheet 22 has also advanced to the position that die cavity 48 is aimed in its material chamber 46, and the material powder in the material chamber 46 is loaded in the die cavity 48, at this moment, the piston 7 that rises makes slider frame 13 run into limit switch 15, by these limit switch 15 switching commands, piston 7 moves downward again, enters next pressing cycle.
In the present embodiment, because on the down-pressed pole 34 that drive die 25 moves up and down, be provided with the bound position immediate shipment powder height that limits and regulate die respectively and extrude the limit switch 44 and 43 and adjusting nut 40 and 39 of position, therefore, when the down-pressed pole 34 in the decline must drop to position that assurance just in time extrudes goods and promptly touches limit switch 43, limit switch 16 is switching command, makes down-pressed pole 34 become ascending motion, can guarantee to move fine the cooperation with the release of delivery sheet 22.And after the down-pressed pole 34 in rising must rise to required dress powder height and promptly touch limit switch 44, down-pressed pole 34 just stop motions can guarantee to form big or small appropriate dress powder die cavity guaranteeing appropriate filling amount, thus the assurance Products Quality.Therefore, the reciprocating motion of delivery sheet 22 not only can with the elevating movement close fit of upper punch 24, and can with the elevating movement close fit of die 25 and workbench 28.
In the present embodiment, the two ends of L shaped swing arm are connected with respective members by the chute slide block, but also can adopt other chute hinge means, for example chute roller unit.
Oscillating-piston cylinder 49 in the present embodiment can be oil cylinder, cylinder, also can be spring cylinder.Can regulate the position of oscillation center axle about in the of 52 of swing arm 18 with bolt 53, thereby regulate the amount of seesawing of delivery sheet 22, by 21 particular locations that can regulate delivery sheet 22 of nut.The upper-lower position of slider frame 13 also can be regulated.Therefore, delivery sheet 22 can move in the best way with upper punch 24 and cooperate, so that safe and reliable and finish suppression mission efficiently.
Charging in the foregoing description, ejecting device are applied on the fluid pressure type powder press, but also can be applied on the mechanical transmission-type powder press as shown in Figure 3, Figure 4 fully.Be a kind of powder press shown in 86108609 the patent application for example for application number, as shown in Figure 3, L shaped swing arm 18 is hinged on the fuselage by bearing pin 52, the end of its horizontal arm links to each other with slider frame 13 on being fixed on top shoe 2 by the slide block chute, slide block 2 is fixedlyed connected with upper punch 24, and the upright arm of swing arm 18 links to each other with delivery sheet 22 by the mode identical with previous embodiment.When the upper punch oscilaltion, with previous embodiment in the same manner, L shaped swing arm 18 is done corresponding swing, promotes delivery sheet 22 and seesaws.Because the upper punch 24 of this kind powder press guarantees interoperation with workbench 28, die 25 by frame for movement, so, embodiment is such as described above, uses limit switch 15,16,17, the action of just can finish charging accurately, reliably, releasing.Can regulate the position of bearing pin 52 equally by double-screw bolt 53.
Claims (3)
1, a kind of powder packing of powder shaping press, the goods ejecting device, comprise and directly finish charging, release the delivery sheet of action, the driving of this delivery sheet and control device, and to delivery sheet base feed powder to the powder device, of the present utility model being characterised in that, the driving of this delivery sheet and control device comprise that an energy is on the fuselage a bit be the L shaped swing arm that the fulcrum work freely swings, one end of this swing arm is by on the member that chute hinge telescopically is hinged on upper punch is fixedlyed connected, the other end by chute hinge telescopically be hinged on delivery sheet or with member that delivery sheet is fixedlyed connected on.
2, by powder packing, the goods ejecting device of the described powder shaping press of claim 1, its spy is characterised in that the position of the fulcrum of described swing arm can be regulated by nut.
3, press powder packing, the goods ejecting device of the described powder shaping press of claim 2, its spy is characterised in that, thereby the driving of described delivery sheet and control device also comprise with the action of upper punch control with matching die bound position make delivery sheet also can with the device of the action close fit of die, this device comprises: the limit switch 43 of being located at down-pressed pole 34 tops, be fixed in fuselage, with limit switch 43 corresponding adjusting nuts 39, be located at the limit switch 44 of down-pressed pole 34 bottoms, be fixed in fuselage, with limit switch 44 corresponding adjusting nuts 40.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87208324 CN87208324U (en) | 1987-05-20 | 1987-05-20 | Loading and unloading device for powder moulding press |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 87208324 CN87208324U (en) | 1987-05-20 | 1987-05-20 | Loading and unloading device for powder moulding press |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN87208324U true CN87208324U (en) | 1987-12-26 |
Family
ID=4823614
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 87208324 Expired - Lifetime CN87208324U (en) | 1987-05-20 | 1987-05-20 | Loading and unloading device for powder moulding press |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN87208324U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100449439C (en) * | 2005-12-19 | 2009-01-07 | 许阳 | Stock shoe detector and detection method thereof |
| CN101890497A (en) * | 2010-06-24 | 2010-11-24 | 扬州天禾科技实业有限公司 | Device with quadric automatic powder filling formwork |
| CN102248705A (en) * | 2011-07-01 | 2011-11-23 | 宁波市北仑新港冶金机械有限公司 | Multi-feeding compound powder forming mechanism for powder forming machine |
| CN102451874A (en) * | 2010-10-20 | 2012-05-16 | 法因图尔知识产权股份公司 | Device for removing precision punching respectively fine blanking parts from a tool of a press |
| CN104210132A (en) * | 2014-08-27 | 2014-12-17 | 东莞市泉盛机械设备有限公司 | Paper powder briquetting machine |
| CN109834978A (en) * | 2019-03-19 | 2019-06-04 | 南通中液液压机有限公司 | Multi-step multilayer dry product full-automatic molding hydraulic press material feeder |
| CN110560683A (en) * | 2019-09-06 | 2019-12-13 | 辽宁工业大学 | Gear ring pressing machine and automatic feeding and discharging device |
| CN114393872A (en) * | 2022-01-06 | 2022-04-26 | 天通吉成机器技术有限公司 | Female die holding force lifting mechanism for powder forming |
-
1987
- 1987-05-20 CN CN 87208324 patent/CN87208324U/en not_active Expired - Lifetime
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100449439C (en) * | 2005-12-19 | 2009-01-07 | 许阳 | Stock shoe detector and detection method thereof |
| CN101890497A (en) * | 2010-06-24 | 2010-11-24 | 扬州天禾科技实业有限公司 | Device with quadric automatic powder filling formwork |
| CN101890497B (en) * | 2010-06-24 | 2011-09-21 | 扬州天禾科技实业有限公司 | Device with quadric automatic powder filling formwork |
| CN102451874B (en) * | 2010-10-20 | 2016-02-24 | 法因图尔国际控股股份公司 | The device of precision stamping part is sent from die of press |
| CN102451874A (en) * | 2010-10-20 | 2012-05-16 | 法因图尔知识产权股份公司 | Device for removing precision punching respectively fine blanking parts from a tool of a press |
| CN102248705A (en) * | 2011-07-01 | 2011-11-23 | 宁波市北仑新港冶金机械有限公司 | Multi-feeding compound powder forming mechanism for powder forming machine |
| CN104210132A (en) * | 2014-08-27 | 2014-12-17 | 东莞市泉盛机械设备有限公司 | Paper powder briquetting machine |
| CN104210132B (en) * | 2014-08-27 | 2016-10-12 | 东莞市泉盛机械设备有限公司 | Paper briquetting machine |
| CN109834978A (en) * | 2019-03-19 | 2019-06-04 | 南通中液液压机有限公司 | Multi-step multilayer dry product full-automatic molding hydraulic press material feeder |
| CN109834978B (en) * | 2019-03-19 | 2021-04-16 | 南通中液液压机有限公司 | Multi-step full-automatic forming hydraulic press feeding device for multilayer dry powder products |
| CN110560683A (en) * | 2019-09-06 | 2019-12-13 | 辽宁工业大学 | Gear ring pressing machine and automatic feeding and discharging device |
| CN114393872A (en) * | 2022-01-06 | 2022-04-26 | 天通吉成机器技术有限公司 | Female die holding force lifting mechanism for powder forming |
| CN114393872B (en) * | 2022-01-06 | 2024-03-22 | 天通吉成机器技术有限公司 | Female die holding force lifting mechanism for powder forming |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C15 | Extension of patent right duration from 15 to 20 years for appl. with date before 31.12.1992 and still valid on 11.12.2001 (patent law change 1993) | ||
| RN01 | Renewal of patent term | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |